Room air conditioner



FIG. 1 is a perspective view illustrating the front, right side and top of the room air conditioner;

FIG. 2 is a view of the front of the room air conditioner;

FIG. 3 is a view of the back of the room air conditioner;

FIG. 4 is a view of the top of the room air conditioner;

FIG. 5 is a view of the bottom of the room air conditioner;

FIG. 6 is a view of the right side of the room air conditioner; and,

FIG. 7 is a view of the left side of the room air conditioner. 

The ornamental design for a room air conditioner, as shown and described. 